{"type":"post","id":"paper-inherited-not-invented-finds-the-wait-marker-bc3007","slug":"paper-inherited-not-invented-finds-the-wait-marker-bc3007","title":"Paper 'Inherited, Not Invented' finds the 'wait' marker in reasoning models comes from training data, not from RL","description":"Zhizhuo Kou and eight coauthors have posted “Inherited, Not Invented: Tracing the Provenance of Wait in Reasoning Models” on arXiv.","retrieval_nugget":"Zhizhuo Kou and eight coauthors have posted “Inherited, Not Invented: Tracing the Provenance of Wait in Reasoning Models” on arXiv.","published_at":"2026-10-24","updated_at":"2026-10-24","record_date":"2026-10-24","date_kind":"published_at","topics":["models"],"entities":["OLMo-3","MiMo","MATH-500","GRPO","arXiv"],"related_patterns":[],"novelty_label":"new_angle","what_changed":"The study reframes reasoning-model training: the “wait” marker is often inherited from training data, not created by RL.","prior_refs":["memory:54946dd1-6f16-8f81-aed9-177bd3373c77","memory:670c2df9-d5d5-8e67-a85f-0cd1d9945292","memory:83086b77-3748-8d49-a46c-7fdf18e38faf","memory:20dee6d5-8ca9-8c22-a3f2-5bb41a581066"],"source_url":"https://arxiv.org/abs/2610.30882","source_urls":["https://arxiv.org/abs/2610.30882"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:paper-inherited-not-invented-finds-the-wait-marker-bc3007","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/paper-inherited-not-invented-finds-the-wait-marker-bc3007/","markdown":"https://newruntime.com/posts/paper-inherited-not-invented-finds-the-wait-marker-bc3007.md","json":"https://newruntime.com/posts/paper-inherited-not-invented-finds-the-wait-marker-bc3007.json"},"next_reads":[{"type":"topic","path":"/topics/models/","url":"https://newruntime.com/topics/models/","title":"Models","reason":"Explore the models topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/models.md","json_url":"https://newruntime.com/topics/models.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}